Home / 117,134.61-175,701.33-28,388.13

Finding the Fourth Proportional to 117,134.61, 175,701.33 and 28,388.13

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Solution

The fourth proportional to 117,134.61, 175,701.33 and 28,388.13 is: 42,582.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,134.61 : 175,701.33 = 28,388.13 : x
  2. Step 2: Convert to fraction form
    117,134.61/175,701.33 = 28,388.13/x
  3. Step 3: Cross multiply
    117,134.61x = 175,701.33 × 28,388.13
  4. Step 4: Simplify right side
    117,134.61x = 4,987,832,197.21
  5. Step 5: Solve for x
    x = 4,987,832,197.21/117,134.61
  6. Step 6: Final answer
    x = 42,582.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.